1,2-Dihydroxybenzene-3,5-Disulfonic Acid, Disodium Salt, Pure, Metal Indicator, Fisher Chemical

Specifications

• Melting Point: 300°C
• CAS: 149-45-1
• Color: White
• Physical Form: Powder/Solid
• Quantity: 25 g
• Molecular Formula: C6H10Na2O8S2
• MDL Number: 149531
• Synonym: tiron, tiferron, sodium catechol sulfate, disodium 4,5-dihydroxybenzene-1,3-disulfonate, 3,5-disulfocatechol disodium salt, sodium pyrocatechol-3,5-disulfonate, disodium pyrocatechol-3,5-disulfonate, sodium 1,2-dihydroxybenzenedisulfonate, 1,2-dihydroxybenzene-3,5-disulfonic acid disodium salt, 1,3-benzenedisulfonic acid, 4,5-dihydroxy-, disodium salt
• InChI Key: HEOKHLCODUWALT-UHFFFAOYSA-N
• SMILES: [HH].[HH].C1=C(C=C(C(=C1S(=O)(=O)O)O)O)S(=O)(=O)O.[Na].[Na]
• IUPAC Name: 4,5-dihydroxybenzene-1,3-disulfonic acid;molecular hydrogen;sodium
• Molecular Weight (g/mol): 320.238
• PubChem CID: 131674010
• Formula Weight: 332.21g/mol
• Packaging: Plastic powder jar

Safety and Handling

Signal Word

• Warning

Hazard Category

• Serious eye damage/eye irritation Category 2
• Skin corrosion/irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H315-Causes skin irritation.
• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.